202033200121 has 2 divisors, whose sum is σ = 202033200122. Its totient is φ = 202033200120.

The previous prime is 202033200077. The next prime is 202033200247. The reversal of 202033200121 is 121002330202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 181698440121 + 20334760000 = 426261^2 + 142600^2 .

It is a cyclic number.

It is not a de Polignac number, because 202033200121 - 2²⁵ = 201999645689 is a prime.

It is a super-2 number, since 2×202033200121² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202033200095 and 202033200104.

It is not a weakly prime, because it can be changed into another prime (202033206121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101016600060 + 101016600061.

It is an arithmetic number, because the mean of its divisors is an integer number (101016600061).

Almost surely, 2^202033200121 is an apocalyptic number.

It is an amenable number.

202033200121 is a deficient number, since it is larger than the sum of its proper divisors (1).

202033200121 is an equidigital number, since it uses as much as digits as its factorization.

202033200121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 202033200121 its reverse (121002330202), we get a palindrome (323035530323).

The spelling of 202033200121 in words is "two hundred two billion, thirty-three million, two hundred thousand, one hundred twenty-one".